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要使梅毒螺旋体失去传染性,血液应在4℃保存

单选题
2021-09-01 23:57
A、6小时
B、12小时
C、24小时
D、48小时
E、72小时以上
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正确答案
E

试题解析

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血液中的梅毒螺旋体在4℃放置多少天即死亡?(  )
要使梅毒螺旋体失去传染性,血液应在4℃保存
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